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FREDERICK W. PUTNAM,
THE SALEM PRESS, SALEM,
TABLE OF CONTENTS.
IN GENERAL SESSIONS.
aperture, at the Harvard College Observatory. By S.C. CHANDLER, jr.
SECTION B. PHYSICS.
the zinc sulphate solution. By H. S. CARHART
blindness, acuteness of vision and hearing, with the results obtained by it
on the Pennsylvania railroad. By WILLIAM THOMSON
Notes on ancroids. By M.W. HARRINGTON
Continuous etherification. By L. M. NORTON and C. 0. PRESCOTT
Anthracene from water-gas tar. By ARTHUR H. ELLIOTT
On the chemistry of fish. By W.0. ATWATER